'A lot of hope' but 'the hard work has yet to begin' in Gaza: Foreign policy expert

A ceasefire agreement between Israel and Hamas is now in effect in Gaza after the two sides agreed to the first phase of a peace deal. President Emeritus of the Council on Foreign Relations Richard Haass and Senior Fellow of Middle East and Africa Studies at the Council on Foreign Relations Steven Cook join Katy Tur to share their outlook for the conflict.